Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378212 | Process for removing poly(propylene oxide) from propylene oxide by membrane separation | Adrianus Robert Storm | 2025-08-05 |
| 12023632 | Process for reducing injector deposits | Robert Wilfred Matthews Wardle, Nicholas James Rounthwaite, Huw Jones | 2024-07-02 |
| 9034175 | Method for reducing the mercury content of natural gas condensate and natural gas processing plant | Arian Nijmeijer, Cornelis Jacobus Smit | 2015-05-19 |
| 8608939 | Process for removing asphaltenic particles | Duurt Renkema, Marco Jordi In Het Veld | 2013-12-17 |
| 8304564 | Process for the removing poly(propylene oxide) from propylene oxide by membrane separation | Johannes Beckers, Nigel Wagstaff | 2012-11-06 |
| 8123946 | Method and apparatus for removing metal sulphide particles from a liquid stream | Arian Nijmeijer, Wim M Bond, Hubert Willem Schenck | 2012-02-28 |
| 7722758 | Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture | Jeroen Van Westrenen | 2010-05-25 |
| 7714181 | Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture | Jeroen Van Westrenen | 2010-05-11 |
| 7501062 | Process for permeation enhanced reactive extraction of levulinic acid | Johannes Pieter HAAN, Arian Nijmeijer | 2009-03-10 |
| 5326385 | Method of treating sour liquefied petroleum gas | Jayantilal B. Rajani, Thijme Last, Michel Guirguis, Hendrik C. Rijkens | 1994-07-05 |
| 5133851 | Process for reducing the metal content of a hydrocarbon mixture | Johan G. A. Bitter, Richard Hugh Clark, Jayantilal B. Rajani | 1992-07-28 |
| 4987273 | Process for the separation of a phenol | Johan G. A. Bitter, Wilhelmus J. M. Weeres | 1991-01-22 |